Environmental
Silver
OPERATING TEMPERATURE: -40˚C to 85˚C
STORAGE TEMPERATURE: -55˚C (10 days)
+85˚C (4 days)
Process
SOLDERING: This component is suited to the following methods:
– Infrared Reflow Soldering in accordance with IEC61760-1
Packaging
In reels of 4,000 pieces.
Dimensions of reels according to EIA 481B
External diameter 180 mm
NOTE: Specifications listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
B–7
Dimensions are shown: mm (inches)
Specifications and dimensions subject to change
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Tactile Switches
B
Features
•
Smallest footprint
•
High number of cycles within the
smallest packaging
•
Smallest thickness with integrated
actuator
•
Ground pin option
•
Halogen free
Typical Applications
•
Mobile Phones
•
Hearing Aids
•
MP3 accessories
•
Bluetooth Headset
Specification
FUNCTION: momentary action
CONTACT ARRANGEMENT: 1 make contact = SPST, N.O.
TERMINALS: Gullwing type for SMT
Mechanical
Operating force Operating Tactile
Type G and NG Newtons (grams) Life Feeling Travel mm
KMT 211 HF LFS 1.0 (100) ± 0.25 150,000 ≥ 10% 0.15 ± 0.1
KMT 221 HF LFS 1.6 (160) ± 0.40 150,000 ≥ 30% 0.15 ± 0.1
Total Height
2 0.65 mm
Actuation Force
1 1.0 N (100 grams)
2 1.6 N (160 grams)
K M T 2
Contact
Material
1 Silver
3 Gold - please contact Customer Service
Grounding
Option
G Ground Pin
NG No Ground Pin
Part Number Description
For any part number different from those listed above, please consult your local representative.
Electrical
Silver
MAXIMUM POWER: 0.5 VA
MAXIMUM VOLTAGE: 32 VDC
MINIMUM VOLTAGE: 20 mV
MAXIMUM CURRENT DC: 50 mA
MINIMUM CURRENT DC: 1 mA
DIELECTRIC STRENGTH: ≥ 250 Vrms (1mn)
CONTACT RESISTANCE: ≤ 150 mΩ
INSULATION RESISTANCE: ≥ 50 MΩ
BOUNCE TIME: ≤ 6 ms
L F
LFS RoHS, silver plated
LFG RoHS, gold plated - please contact Customer Service
KMT2 Series
Nano-Miniature SMT Top Actuated
HF
Type
HF Halogen Free
